OT-2026-000012817
Publication integrity record
Single cup vacuum gripper, three stage ejector, pulsed blow-off before set-down
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000012817) never changes.
Identity and time
| Publication number | OT-2026-000012817 · never reused |
|---|---|
| Internal UUID | 01a0ae6d-5563-74b4-9870-c56856019d78 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:13:16.019734Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000012817 |
| Status | PUBLIC |
Content hashes
| Canonical text | af5c28ea1dd59cf43c7bac2665e5a54cf1756761adec1ec88a1f03407f3acc53 |
|---|---|
| Markdown | 11404be18c7495cc95747b0bb8f99ab2376cd4e6e4d9f7eba82f852cbb35abd3 |
| Publication page | d2c80527db86af83d527eaf33de8d769643c4e1425f7130cefdc9407d91f61b0 |
| Manifest | 876fd74b4a02e6cc9ab4a469ba51d469da5751ff0747fadc9647c587f0db3f96 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | ZT3m/G+WC5T/aN8a9ql3xOQCnsJV2VA8clpZYZaFPCo8J7ecM63CsfA2+2PWMVtw+ocaoc/y9qntVvvqR9+WAg== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:42:32Z batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof root 7c99e0163c3f1d2dc0f1dec0442e2af7... |
|---|
Independent retrieval
| 2026-09-17T12:10:33.057313Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012817observed d2c80527db86af83d527eaf33de8d769...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T12:10:33.037026Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012817/manifest.jsonobserved 876fd74b4a02e6cc9ab4a469ba51d469...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:33.016962Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012817/publication.mdobserved 11404be18c7495cc95747b0bb8f99ab2...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T12:10:32.997552Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000012817/publication.txtobserved af5c28ea1dd59cf43c7bac2665e5a54c...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
|---|